When doctors treat cancers of the ovaries, uterus, or cervix, they are often fighting a complex battle involving the body's own immune system. To win that fight, scientists need to understand exactly how those immune cells behave inside a tumor. They need to know if the cells are working to fight the cancer or if they are being shut down by it.
A review of single-cell RNA sequencing (scRNA-seq) shows that this technology allows researchers to see these details clearly. Instead of looking at a lump of tissue as one unit, this method looks at individual cells. It helps identify different types of immune cells, how they communicate with each other, and how they change their metabolism to survive in the tumor environment.
While this technology helps identify potential targets for new treatments, there are still gaps in our knowledge. Scientists do not yet fully understand the moving parts of how immune cells switch between different states or the complex ways they talk to each other about metabolism. These findings provide a roadmap for finding new markers and treatments for precision immunotherapy.